Hi,
Santosh Shilimkar writes:
> On Thursday 25 October 2012 05:55 PM, Felipe Balbi wrote:
> > just a cleanup patch trying to make exit path
> > more straightforward. No changes otherwise.
> >
> > Signed-off-by: Felipe Balbi <balbi@xxxxxx>
> > ---
> > drivers/i2c/busses/i2c-omap.c | 26 +++++++++++++++++---------
> > 1 file changed, 17 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
> > index c07d9c4..bea0277 100644
> > --- a/drivers/i2c/busses/i2c-omap.c
> > +++ b/drivers/i2c/busses/i2c-omap.c
> > @@ -505,6 +505,7 @@ static int omap_i2c_xfer_msg(struct i2c_adapter *adap,
> > {
> > struct omap_i2c_dev *dev = i2c_get_adapdata(adap);
> > unsigned long timeout;
> > + int ret;
[...]
> > + ret = -EREMOTEIO;
> > + goto err;
> > }
> > - return -EIO;
> > +
> > + return 0;
> With initialized value you can use
> return ret;
>
Doing it this way has the advantage, that if an additional error exit
is added it will generate an 'uninitialized variable' warning, if it
fails to set the return value.
Lothar Waßmann
--
___________________________________________________________
Ka-Ro electronics GmbH | Pascalstraße 22 | D - 52076 Aachen
Phone: +49 2408 1402-0 | Fax: +49 2408 1402-10
Geschäftsführer: Matthias Kaussen
Handelsregistereintrag: Amtsgericht Aachen, HRB 4996
www.karo-electronics.de | info@xxxxxxxxxxxxxxxxxxx
___________________________________________________________
--
To unsubscribe from this list: send the line "unsubscribe linux-i2c" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
